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Obsidian
Naturally occurring volcanic glass.
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Wikipedia | Obsidian
Statements about
Obsidian
External Pages About Obsidian
Encyclopædia Britannica Online
WordNet 3.1 Synset
Encyclopedia of China (Third Edition)
Dewey Decimal Classification
Commons Gallery
Obsidian
Described by Source
Explanatory Dictionary of the Living Great Russian Language
Brockhaus and Efron Encyclopedic Dictionary
Small Brockhaus and Efron Encyclopedic Dictionary
New Encyclopedic Dictionary
The Nuttall Encyclopædia
Meyers Konversations-Lexikon, 4th Edition (1885–1890)
Encyclopædia Britannica 11th Edition
Enciclopedia Gallega Universal
Subclass Of
Volcanic Rock
Made From Material
Quartz
Feldspar
Image
Color
Black
Brown
Red
Subject Named As
:
Obsidian
Statement Is Subject Of
:
1911 Encyclopædia Britannica/Obsidian
Statement Is Subject Of
:
Q44716794
Volcanic Glass
Statement Is Subject Of
:
Q120001202
Statement Is Subject Of
:
Q24817535
Statement Is Subject Of
:
Q123859007
Statement Is Subject Of
:
Q24463601
Statement Is Subject Of
:
Q30187144
Statement Is Subject Of
:
Q112790935
Wikidata
